CN106208832A - Permanent-magnet brushless DC electric machine digital governor - Google Patents
Permanent-magnet brushless DC electric machine digital governor Download PDFInfo
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- CN106208832A CN106208832A CN201610819319.6A CN201610819319A CN106208832A CN 106208832 A CN106208832 A CN 106208832A CN 201610819319 A CN201610819319 A CN 201610819319A CN 106208832 A CN106208832 A CN 106208832A
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- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 6
- 239000000956 alloy Substances 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 claims description 9
- 238000005868 electrolysis reaction Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims description 3
- 230000003750 conditioning effect Effects 0.000 claims 1
- 230000006870 function Effects 0.000 description 10
- 239000002360 explosive Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000010365 information processing Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
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- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/08—Arrangements for controlling the speed or torque of a single motor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
nullA kind of permanent-magnet brushless DC electric machine digital governor，Including upper shell end cap、Center、Lower house end cap、Speed indicator dish、Pointer、Pcb board、Three core single-chip microcomputers、Signal condition chip、VMOS pipe driving chip、VMOS manages、Micro-step motor，It is characterized by: is provided with on described upper end lid and turns to button、Stop button、Turn to indication light diode、Stop indication light diode、Speed governing knob and speed governing graduated disc，Speed indicator dish has been engraved rotating speed digital calibration，Described center uses aluminum alloy material，It is made up of center hollow cylinder and center hollow hexahedron two parts，And be combined into one by six engaging lugs，Upper shell end cap is connected with center cylinder respectively with lower house end cap，The external pointer of rotary shaft of micro-step motor，Under the control of three core single-chip microcomputers，The position that pointer stops on rotating speed digital calibration，It is the velocity of rotation of current permanent-magnet brushless DC electric machine.
Description
Technical field
A kind of permanent-magnet brushless DC electric machine digital governor that the present invention relates to, is mainly used in household electrical appliance, flexible system
Manufacturing system, novel medical device and industry automatic control apparatus field.
Background technology
Brushless, permanently excited direct current motor is a kind of brushless and mechanical commutator, the direct current drive that can start with stepless speed regulation
Machine, have operate steadily, noise low, starting torque is big, uses direct current or ac/dc conversion power supply, is little affected by electrical network electricity
The impact of pressure fluctuation, has wider speed adjustable range, operating rotational speed range very big, can meet the rotating speed under various operating condition pattern
Requirement, can keep output torque, good energy-conserving effect under ultralow rotary regimes, and a lot of aspects have surmounted AC frequency conversion
The performance of device, can replace small-power AC variable-frequency speed regulation system completely.In view of above advantage, brushless, permanently excited direct current motor
Initially start starting from New-energy electric vehicle and electric bicycle industry, and in the ascendant apply at household electric
Device, electric tool, office automation, robot, security device, medical apparatus and instruments, personal nursing, industrial equipment, the electric power of boats and ships
Propulsion system every field.Such as, DC frequency converting air-conditioner or the compressor control of refrigerator, electric fan, exhaust fan, ventilation fan, suction
Dirt device and the driving of impingement electric tool, brushless, permanently excited direct current motor set for high speed centrifuge extraction as core component
Juice extractor standby, culinary, meat grinder, blender and electronic shaver, high frequency concrete shock club, massage for personal nursing
Device, the engine-cooling system for automobile-used feed pump, the turbocharging for automobile-used auxiliary water pump control, drive power-assisted steering liquid
Press pump, the industrial sewing machine of no-clutch drive, DC frequency conversion brushless motor and water pump equipment.It can be said that its range of application is wide
General, have been directed to the every aspect of the modern life and work.In the face of the most numerous application demands, it is obviously desirable to speed governing drives
Equipment is matched, but, existing brushless, permanently excited direct current motor controls device, substantially or for electric bicycle and
New-energy electric vehicle industry, does not still have a kind of general brushless, permanently excited direct current motor speed regulating control equipment each to tackle each row
The demand of industry, based on such reason, the present invention proposes a kind of permanent-magnet brushless DC electric machine digital governor, this speed regulator
Maximum feature is the control function with brushless, permanently excited direct current motor, has again the instruction function of its rotating speed simultaneously, more important
Be can directly carry out starting on speed regulator, speed governing and stopping operation, particularly its Embedded mounting design, simply
Install and use pattern, the speed regulating control demand of different product, different application demand can be met.
Summary of the invention
Technical problem
1, existing brushless, permanently excited direct current motor can not be used alone, it must simultaneously with hall position sensor and electricity
Machine controller cooperation could work, owing to can there be 60 °, 120 °, 270 °, 340 ° when hall position sensor is arranged in motor
Multiple electric degree angle, so driver must be separately configured could obtain the control mode of location matches.
2, brushless, permanently excited direct current motor and controller major part are to apply at New-energy electric vehicle or electric bicycle
Industry, is the most still not applied to the universal speed regulator outside electric automobile field and occurs, the most existing DC permanent-magnetic brushless
Electric machine controller does not have the demand of universality.
3, traditional PM DC Brushless Motor Controller only has single control function, does not has rotating speed display function,
The most significantly limit to its range of application.
4, traditional PM DC Brushless Motor Controller does not possess panel embedded type Installation Modes.
As can be seen here, a kind of brushless, permanently excited direct current motor speed regulator having display simultaneously and controlling function, to adapt to
Different purposes and occasion, have the most wide application prospect.
Technical scheme
To this end, the present invention proposes a kind of permanent-magnet brushless DC electric machine digital governor design, its outstanding feature is
There is universality, be particularly suitable for rated power in the permanent-magnet brushless DC electric machine speed governing of 100W to 2500W and display.Its technical side
Case is specific as follows:
Permanent-magnet brushless DC electric machine digital governor, including upper shell end cap, center, lower house end cap, hexahedron cover plate, rotating speed
Indication dial plate, pointer, control cable, PCB, three core single-chip microcomputers, signal condition chip, electrolysis condenser group, VMOS pipe drive
Chip, VMOS manage, micro-step motor, and it is characterized by:
It is provided with on described upper end lid and turns to button, stop button, turn to indication light diode, stopping indication light
Diode, speed governing knob and speed governing graduated disc, there are upper shell end cap female thread, described rotating speed instruction in the inner side of upper shell end cap
Dial plate is encapsulated in upper shell end cap, has engraved rotating speed digital calibration on speed indicator dish, and the inner side of lower house end cap has
Lower house end cap female thread, described center uses aluminum alloy material, by the hollow hexahedron of center hollow cylinder and center two
Part composition, and be combined into one by six engaging lugs, engaging lug has screw attachment holes, center cylinder has center
External screw thread on the upside of external screw thread and center cylinder on the downside of cylinder, upper shell end cap is by upper shell end cap female thread and center circle
On the upside of cylinder, external screw thread is connected, and lower house end cap is connected with external screw thread on the downside of center cylinder by lower house end cap female thread,
Described pcb board is circular, embeds and is arranged in center hollow cylinder, and pcb board is by screw with the screw on engaging lug even
Connecing hole to be fixed on center, three core single-chip microcomputers, signal condition chip, electrolysis condenser group, VMOS pipe driving chip are all welded on
On pcb board, described hexahedron cover plate is connected by the hexahedron technology hole on screw hexahedron hollow with center so that it is
Above electronic component is positioned in the hollow hexahedron of center and hexahedron cover plate area encompassed, and VMOS sealing of tube is at pcb board
On, but the radiating surface of VMOS pipe is separately fixed at the VMOS pipe fixing hole outside the hollow hexahedron of center by screw, and described
Micro-step motor be arranged on the back side of pcb board, wherein, the external pointer of rotary shaft of micro-step motor, pointer
The position stopped on rotating speed digital calibration, is the velocity of rotation of current permanent-magnet brushless DC electric machine.
Having a band sheath to iris out string holes on described lower end lid, the one end controlling cable is welded on pcb board, separately
One end is drawn behind wire output protector hole.
Described control cable is 10 core cables, is that positive source (B+), power cathode (B-), motor open respectively
Dynamic/to stop (BRK), motor positive and inverse (F/R), speed governing (SPEED), three phase lines of Vc (+5V), common port (COM) and motor
W, U, V, wherein, BRK line connects startup/shutdown switch, i.e. stop button, and the external motor positive and inverse of F/R line switchs, i.e. turn to by
Button, described speed governing (SPEED), Vc (+5V), common port (COM) connect speed governing knob, the outfan of signal condition chip and three cores
The I/O end of single-chip microcomputer is connected, and phase line W of input, U, V are connected with three phase lines of permanent-magnet brushless DC electric machine respectively.
Three described core single-chip microcomputers are had three kernels respectively, and one is necessary to permanent-magnet brushless DC electric machine controls
Capture/comparing unit kernel, two is that integrated chip has high-speed multiply division arithmetic unit (MDU) and is used for coordinating rotating vector number
Word computing unit (CORDIC) kernel, three is the micro-stepping segmentation stepper drive core controlled for micro-step motor, and it turns to
Indication light diode is connected with stopping the indication light diode I/O pin respectively with three core single-chip microcomputers, micro-step motor
Pin be directly connected with the special I/O pin of three core single-chip microcomputers.
Turn to indication light diode, the stopping indication light diode that are arranged on upper end lid are red and green color
Light emitting diode, described button is memory button, presses stop button first, stops indication light diode and shows green
Color, represents motor rotation, again presses stop button, stops indication light diode display redness, represents motor stalling, first
Press and turn to button, turn to indication light diode display green, represent that motor rotates forward, again press and turn to button, turn to finger
Show that diode displaying is red, represent motor reversal.
Technique effect
The permanent-magnet brushless DC electric machine digital governor that the present invention proposes has the advantages that:
1, permanent-magnet brushless DC electric machine digital governor of the present invention, is integrated with speed governing, controls and shows Trinitarian
Function, has one-machine-multi-function feature, enhances its reliability, it is achieved that system saves most, total optimization.
2, use efficient three core single-chip microcomputers to replace dsp chip, solve permanent-magnet brushless DC electric machine digital governor and core
Contradiction between sheet price, greatly reduces manufacturing cost, and obtains different Hall position, electric degree angle by the way of self study
Put the control mode of sensor matching.
3, on radiator structure, have employed band aluminium alloy center hollow hexahedral structure and solve power VMS pipe well
Assembly problem and the heat dissipation problem of power VMOS tube.
4, on real-time speed shows, abandoned LED/LCD numerical monitor scheme completely or utilized electromagnetic torque driving to refer to
The simulation operation principle of pin, have employed micro-stepping motor for instruments and drives pointer-digit instruction technology, collect detection simultaneously, sentence
Disconnected, information processing and control function, in one, have self-checking function, error correction, can be modified measurement data, to reduce
Error caused by environmental factors, complex art content has had and has been obviously improved.
5, permanent-magnet brushless DC electric machine digital governor of the present invention, has panel embedded type Installation Modes, therefore
Can be arranged on as meter unit on the panel of electric control cabinet, facilitate engineers and technicians to implement manual intervention operation.
Obviously, permanent-magnet brushless DC electric machine digital governor of the present invention, is the most no longer a kind of monotechnics or letter
Alternative and the upgrading of single effective material of motor, but a kind of comprehensive conservation measures and the set of brand-new control technology.
Accompanying drawing explanation
Fig. 1 permanent-magnet brushless DC electric machine digital governor outline drawing one；
Fig. 2 permanent-magnet brushless DC electric machine digital governor outline drawing two；
Fig. 3 permanent-magnet brushless DC electric machine digital governor explosive view one；
Fig. 4 permanent-magnet brushless DC electric machine digital governor explosive view two；
Fig. 5 removes the center interior views one after upper shell end cap, lower house end cap；
Fig. 6 removes the center interior views two after upper shell end cap, lower house end cap；
Fig. 7 removes the center interior views three after upper shell end cap, lower house end cap；
Fig. 8 removes the center interior views four after upper shell end cap, lower house end cap；
Fig. 9 permanent-magnet brushless DC electric machine digital governor explosive view three；
Figure 10 permanent-magnet brushless DC electric machine digital governor explosive view four.
Label declaration:
1 upper shell end cap 2 lower house end cap
3 speed indicator dish 4 pointers
5 turn to button 6 speed governing knob
7 speed governing graduated disc 8 stop buttons
9 turn to indication light diode 10 to stop indication light diode
11 control cable 12 rotating speed digital calibration
13 upper shell end cap female thread 14 lower house end cap female threads
External screw thread on the downside of 15 center hollow cylinder 16 center cylinders
The hollow hexahedron of external screw thread 18 center on the upside of 17 center cylinders
19 hexahedron cover plate 20 pcb boards
21 VMOS pipe 22 electrolysis condenser groups
23 3 core single-chip microcomputer 24 signal condition chips
String holes irised out by 25 hexahedron technology hole 26 band sheaths
27 engaging lug 28 VMOS pipe fixing holes
29 micro-step motor 30 micro-step motor rotary shafts
31 screw attachment holes 32 VMOS pipe driving chips
Detailed description of the invention
The present invention is as shown in Figures 1 to 10.
Specific embodiments of the present invention are described below in conjunction with the accompanying drawings:
Permanent-magnet brushless DC electric machine digital governor, including upper shell end cap (1), center, lower house end cap (2), hexahedron lid
Plate (19), speed indicator dish (3), pointer (4), control cable (11), pcb board (20), three core single-chip microcomputers (23), signal are adjusted
Reason chip (24), electrolysis condenser group (22), VMOS pipe driving chip (32), VMOS manage (21), micro-step motor (29), its
It is characterised by:
Be provided with on described upper shell end cap (1) turn to button (5), stop button (8), turn to indication light diode (9),
Stopping indication light diode (10), speed governing knob (6) and speed governing graduated disc (7), there is upper shell the inner side of upper shell end cap (1)
End cap female thread (13), described speed indicator dish (3) is encapsulated in upper shell end cap (1), on speed indicator dish (3)
Having engraved rotating speed digital calibration (12), there is lower house end cap female thread (14) inner side of lower house end cap (2), and described center is adopted
With aluminum alloy material, it is made up of center hollow cylinder (15) and center hollow hexahedron (18) two parts, and by six companies
Lug (27) is combined into one, and engaging lug (27) has screw attachment holes (31), and center cylinder has center cylinder on (15)
External screw thread (17) on the upside of external screw thread (16) and center cylinder on the downside of body, upper shell end cap (1) passes through upper shell end cap female thread
(13) be connected with external screw thread (17) on the upside of center cylinder, lower house end cap (2) by lower house end cap female thread (14) with in
On the downside of frame cylinder, external screw thread (16) is connected, and described pcb board (20) is circular, embeds and is arranged on center hollow cylinder (15)
In, pcb board (20) is fixed on center with the screw attachment holes (31) on engaging lug (27) by screw, three core single-chip microcomputers
(23), signal condition chip (24), electrolysis condenser group (22), VMOS pipe driving chip (32) be all welded on pcb board (20),
Described hexahedron cover plate (19) is connected by the hexahedron technology hole (25) on screw hexahedron hollow with center (18),
Make its above electronic component be positioned in the hollow hexahedron of center (18) and hexahedron cover plate (19) area encompassed, use
VMOS pipe (21) of TOP220 encapsulation is welded on pcb board (20), but the radiating surface of VMOS pipe (21) is fixed respectively by screw
At VMOS pipe fixing hole (28) place in the hollow hexahedron of center (18) outside, described micro-step motor (29) is arranged on
The back side of pcb board (20), is therefore particularly conducive to the heat radiation of VMOS pipe (21), wherein, the rotary shaft of micro-step motor (29)
(30) an external pointer (4), during permanent-magnet brushless DC electric machine operating, pointer (4) is in the upper stop of rotating speed digital calibration (12)
Position, is i.e. designated as the velocity of rotation of current permanent-magnet brushless DC electric machine.
There is a band sheath to iris out string holes (26) on described lower house end cap (2), control one end welding of cable (11)
On pcb board (20), the other end is drawn afterwards through wire output protector hole (26).
Described control cable (11) is 10 core cables, is positive source (B+), power cathode (B-), motor respectively
Start/stop (BRK), motor positive and inverse (F/R), speed governing (SPEED), three phases of Vc (+5V), common port (COM) and motor
Line W, U, V, wherein, BRK line connects startup/shutdown switch, i.e. stop button (8), and the external motor positive and inverse of F/R line switchs, and i.e. turns
To button (5), described speed governing (SPEED), Vc (+5V), common port (COM) connect speed governing knob (6), signal condition chip (24)
Outfan and three core single-chip microcomputers (23) I/O end be connected, phase line W of input, U, V respectively with permanent-magnet brushless DC electric machine
Three phase lines connect.
Three described core single-chip microcomputers (23) control necessary capture/comparing unit except carrying permanent-magnet brushless DC electric machine
Outside kernel, it is integrated with high-speed multiply division arithmetic unit (MDU) in chip simultaneously and is used for coordinating rotating vector digital computing unit
(CORDIC) kernel, the micro-stepping segmentation stepper drive core controlled for micro-step motor, wherein, turn to indication light two pole
Pipe (9) is connected with stopping the indication light diode (10) the I/O pin respectively with three core single-chip microcomputers (23), micro-step motor
(29) pin is directly connected with the special I/O pin of three core single-chip microcomputers (23).
Be arranged on upper shell end cap (1) turns to indication light diode (9), stopping indication light diode (10) equal
For red and green color light emitting diode, described button is memory button, presses stop button (8) first, stops indication light
Diode (10) display green, represents motor rotation, again presses stop button (8), stops indication light diode (10) and shows
Show redness, represent motor stalling, press first and turn to button (5), turn to indication light diode (9) display green, represent electricity
Machine rotates forward, and again presses and turns to button (5), turns to indication light diode (9) display redness, represents motor reversal.
Should be noted also that micro-step motor (29) scheme used in the present invention, have employed inventor
Another patent of invention technology " a kind of micro-stepping motor for instruments " (ZL200810143083.4), permanent-magnet brushless DC electric machine
Digital governor uses micro-stepping motor for instruments to drive the scheme of the current rotating speed of pointer (4) indication motor, has a mesh
Right intuitive, is speed governing reading instument digitized Novel meter type.
In sum, permanent-magnet brushless DC electric machine digital governor proposed by the invention is a kind of brand-new permanent magnetism without
Brush dc motor pattern, its useful meaning is:
Permanent-magnet brushless DC electric machine digital governor of the present invention, is integrated with speed governing, controls and shows Trinitarian merit
Can, there is one-machine-multi-function feature, enhance its reliability, it is achieved that system saves most, total optimization.
Use efficient three core single-chip microcomputers to replace dsp chip, solve permanent-magnet brushless DC electric machine digital governor and chip
Contradiction between price, greatly reduces manufacturing cost.Owing to hall position sensor is arranged in permanent-magnet brushless DC electric machine
Time can have 60 °, 120 °, 270 °, 340 ° of multiple electric degree angles, common solution is that driver is separately configured, the present invention
The control mode of Hall element location matches is obtained by the adaptable software that three core single-chip microcomputers are built-in.
On radiator structure, have employed the band hollow hexahedron of aluminium alloy center solve well power VMS pipe assembling ask
Topic and the heat dissipation problem of power VMOS tube.
On real-time speed shows, abandon LED/LCD numerical monitor scheme completely or utilized electromagnetic torque driving to refer to
The simulation operation principle of pin, have employed micro-stepping motor for instruments and drives pointer-digit instruction technology, collect detection simultaneously, sentence
Disconnected, information processing and control function, in one, have self-checking function, error correction, can be modified measurement data, to reduce
Error caused by environmental factors, complex art content has had and has been obviously improved.
Due to the fact that it uses upper shell end cap, center, lower house end cap can screw in the assembling structure of back-out, therefore have
Having panel embedded type Installation Modes, speed regulator itself can be arranged on the panel of electric control cabinet as meter unit, side
Just engineers and technicians implement manual intervention operation,
Especially interesting, proposed by the invention permanent-magnet brushless DC electric machine digital governor scheme, it is provided that a kind of low
Cost, the solution realizing permanent-magnet brushless DC electric machine speed regulating control that can be mass-produced, represent DC permanent-magnetic brushless
The developing direction of Universal motor speed regulator, its application prospect is the most wide.
Claims (5)
1. permanent-magnet brushless DC electric machine digital governor, including upper shell end cap (1), center, lower house end cap (2), hexahedron
Cover plate (19), speed indicator dish (3), pointer (4), control cable (11), pcb board (20), three core single-chip microcomputers (23), signal
Conditioning chip (24), electrolysis condenser group (22), VMOS pipe driving chip (32), VMOS manage (21), micro-step motor (29),
It is characterized in that:
Be provided with on described upper shell end cap (1) turn to button (5), stop button (8), turn to indication light diode (9),
Stopping indication light diode (10), speed governing knob (6) and speed governing graduated disc (7), there is upper shell the inner side of upper shell end cap (1)
End cap female thread (13), described speed indicator dish (3) is encapsulated in upper shell end cap (1), on speed indicator dish (3)
Having engraved rotating speed digital calibration (12), there is lower house end cap female thread (14) inner side of lower house end cap (2), and described center is adopted
With aluminum alloy material, it is made up of center hollow cylinder (15) and center hollow hexahedron (18) two parts, and by six companies
Lug (27) is combined into one, and engaging lug (27) has screw attachment holes (31), and center cylinder has center cylinder on (15)
External screw thread (17) on the upside of external screw thread (16) and center cylinder on the downside of body, upper shell end cap (1) passes through upper shell end cap female thread
(13) be connected with external screw thread (17) on the upside of center cylinder, lower house end cap (2) by lower house end cap female thread (14) with in
On the downside of frame cylinder, external screw thread (16) is connected, and described pcb board (20) is circular, embeds and is arranged on center hollow cylinder (15)
In, pcb board (20) is fixed on center with the screw attachment holes (31) on engaging lug (27) by screw, three core single-chip microcomputers
(23), signal condition chip (24), electrolysis condenser group (22), VMOS pipe driving chip (32) be all welded on pcb board (20),
Described hexahedron cover plate (19) is connected by the hexahedron technology hole (25) on screw hexahedron hollow with center (18),
Making its above electronic component be positioned in the hollow hexahedron of center (18) and hexahedron cover plate (19) area encompassed, VMOS manages
(21) it is welded on pcb board (20), but the radiating surface of VMOS pipe (21) is separately fixed at the hollow hexahedron of center by screw
(18) VMOS pipe fixing hole (28) place in outside, described micro-step motor (29) is arranged on the back side of pcb board (20), its
In, the external pointer (4) of rotary shaft (30) of micro-step motor (29), pointer (4) stops on rotating speed digital calibration (12)
The position stayed, is the velocity of rotation of current permanent-magnet brushless DC electric machine.
Permanent-magnet brushless DC electric machine digital governor the most according to claim 1, it is characterised in that: described lower end
Having a band sheath to iris out string holes (26) on lid (2), the one end controlling cable (11) is welded on pcb board (20), and the other end is worn
Cross wire output protector hole (26) to draw afterwards.
Permanent-magnet brushless DC electric machine digital governor the most according to claim 1 and 2, it is characterised in that: described control
Cable (11) is 10 core cables, is positive source (B+), power cathode (B-), electric motor starting/stopping (BRK), electricity respectively
Machine rotating (F/R), speed governing (SPEED), three phase lines W, U, V of Vc (+5V), common port (COM) and motor, wherein, BRK line
Connecing startup/shutdown switch, i.e. stop button (8), the external motor positive and inverse of F/R line switchs, and i.e. turns to button (5), described tune
Speed (SPEED), Vc (+5V), common port (COM) connect speed governing knob (6), the outfan of signal condition chip (24) and three vouching sheets
The I/O end of machine (23) is connected, and phase line W of input, U, V are connected with three phase lines of permanent-magnet brushless DC electric machine respectively.
Permanent-magnet brushless DC electric machine digital governor the most according to claim 1, it is characterised in that: three described vouching sheets
Machine (23) is in addition to carrying permanent-magnet brushless DC electric machine and controlling necessary capture/comparing unit kernel, the most integrated in chip
There is high-speed multiply division arithmetic unit (MDU) and be used for coordinating rotating vector digital computing unit (CORDIC) kernel, for miniature
The micro-stepping segmentation stepper drive core of step motor control, it turns to indication light diode (9) and stops indication light two pole
Pipe (10) I/O pin with three core single-chip microcomputers (23) respectively is connected, and the pin of micro-step motor (29) is directly and three vouching sheets
The special I/O pin of machine (23) is connected.
Permanent-magnet brushless DC electric machine digital governor the most according to claim 1, it is characterised in that: it is arranged on upper end
Turn to indication light diode (9), stopping indication light diode (10) on lid (1) are red and green color light emitting diode,
Described button is memory button, presses stop button (8) first, stops indication light diode (10) display green, table
Show motor rotation, again press stop button (8), stop indication light diode (10) display redness, represent motor stalling, first
Secondary pressing turns to button (5), turns to indication light diode (9) display green, represents that motor rotates forward, again press and turn to button
(5), turn to indication light diode (9) display redness, represent motor reversal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610819319.6A CN106208832B (en) | 2016-09-13 | 2016-09-13 | Permanent-magnet brushless DC electric machine digital governor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610819319.6A CN106208832B (en) | 2016-09-13 | 2016-09-13 | Permanent-magnet brushless DC electric machine digital governor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106208832A true CN106208832A (en) | 2016-12-07 |
| CN106208832B CN106208832B (en) | 2018-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610819319.6A Active CN106208832B (en) | 2016-09-13 | 2016-09-13 | Permanent-magnet brushless DC electric machine digital governor |
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| CN107707161A (en) * | 2017-11-16 | 2018-02-16 | 温岭市叶氏电子科技有限公司 | A kind of permanent magnetic brushless motor controller |
| CN108464724A (en) * | 2017-02-23 | 2018-08-31 | 广东美的生活电器制造有限公司 | A kind of the motor status display device and the Normal juice machine of Normal juice machine |
| CN108549396A (en) * | 2018-04-17 | 2018-09-18 | 福州大学 | A kind of Dual-motors Driving unmanned boat control system based on STM32F429 |
| CN109394272A (en) * | 2018-12-24 | 2019-03-01 | 彭希南 | A kind of Color Sonography numerical indexes formula probe |
| CN109412355A (en) * | 2018-12-24 | 2019-03-01 | 彭希南 | Using the numerical indexes driving assembly of Zigbee WLAN |
| CN109682404A (en) * | 2018-12-24 | 2019-04-26 | 彭希南 | Nuclear power station spent fuel water temperature and Water Level Measuring Meters |
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| CN109682404B (en) * | 2018-12-24 | 2020-10-30 | 彭希南 | Water temperature and water level measuring instrument for dead nuclear fuel pool of nuclear power station |
| CN109394272B (en) * | 2018-12-24 | 2021-07-20 | 彭希南 | Heart color Doppler ultrasound digital pointer type probe |
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| CN106208832B (en) | 2018-10-23 |
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